Perry Mason is hired by a woman who is being blackmailed by a long-missing witness in the six-year-old murder of her husband.
Trails boss Gil Favor and ramrod Rowdy Yates encounter a stage coach accident while driving their cattle north. They discover that a lone horseman is menacing the travelers, a professional killer named Jardin. (TV-PG)
Barnaby and J.R.'s probe of a burglary/murder case leads to prostitution and robbery.
Marshal Jim Craig is escorting Gil Spanner to Cheyenne to testify against Chad Farrell, but Gil is anything but cooperative and Craig is now nursing broken ribs.